下面给出了四种电磁波和应用这四种电磁波的装置。请将以下四种电磁波和相应电磁波应用的装置用连线对应起来。 

                                                     无线电波          胸透机

                                                     微波                 验钞机 

                                                     紫外线             微波炉

                                                     x射线               通信